In 1943, when the duel was imminent, GGAD suddenly exchanged souls with his youthful self. GGAD returned to that midsummer, and ggad went to 1943.
AD traveled back in time to save his sister and the broken family relationship. Generally speaking, the ending is very happy.
(Thanks to the contribution of Wenda Rozier and other saints, Xiao Gai woke up and found that Al was gone and had been making trouble for a long time)
Purpose: Use your own writing to make ggad's dream come true